:root{--ink:#0b1220;--muted:#667085;--line:#e7eaf0;--panel:#fff;--bg:#f5f7fb;--brand:#2563eb;--brand2:#0f46c7;--ok:#0f9d68;--warn:#f59e0b;--danger:#dc2626;--radius:18px;--shadow:0 14px 38px rgba(15,23,42,.08)}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:var(--ink);background:var(--bg);line-height:1.55}a{color:inherit}.container{width:min(1180px,calc(100% - 34px));margin:auto}.site-nav{height:72px;display:flex;align-items:center;gap:26px}.brand{display:flex;align-items:center;gap:10px;font-weight:900;font-size:21px;text-decoration:none;letter-spacing:-.03em}.brand-mark{width:38px;height:38px;border-radius:12px;background:linear-gradient(135deg,var(--brand),#60a5fa);display:grid;place-items:center;color:#fff;box-shadow:0 8px 20px rgba(37,99,235,.28)}.nav-links{display:flex;gap:24px;margin-left:auto;align-items:center}.nav-links a{text-decoration:none;color:#475467;font-weight:650}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:0;border-radius:12px;padding:11px 16px;background:var(--brand);color:#fff;text-decoration:none;font-weight:800;cursor:pointer;transition:.18s}.btn:hover{transform:translateY(-1px);background:var(--brand2)}.btn-dark{background:#111827}.btn-soft{background:#eef4ff;color:#1849a9}.btn-ghost{background:#fff;color:#344054;border:1px solid var(--line)}.hero{padding:72px 0 44px;background:radial-gradient(circle at 80% 10%,#dbeafe 0,transparent 34%),linear-gradient(#fff,#f8fbff)}.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:58px;align-items:center}.eyebrow{display:inline-flex;padding:7px 11px;border-radius:999px;background:#eaf2ff;color:#175cd3;font-size:13px;font-weight:850}.hero h1{font-size:clamp(42px,6vw,70px);line-height:1.02;letter-spacing:-.055em;margin:18px 0}.hero p{font-size:19px;color:#475467;max-width:670px}.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:26px}.hero-card{background:#0b1220;color:#fff;border-radius:28px;padding:24px;box-shadow:0 28px 70px rgba(15,23,42,.22);transform:rotate(1.5deg)}.mock-device{background:#fff;color:var(--ink);border-radius:20px;padding:18px;margin-top:18px}.mock-top{display:flex;justify-content:space-between;align-items:center}.status{display:inline-flex;align-items:center;gap:6px;padding:5px 9px;border-radius:999px;background:#ecfdf3;color:#027a48;font-size:12px;font-weight:800}.section{padding:78px 0}.section-white{background:#fff}.section-head{max-width:760px;margin-bottom:34px}.section-head h2{font-size:clamp(32px,4vw,48px);letter-spacing:-.04em;margin:0 0 12px}.section-head p{color:var(--muted);font-size:18px}.feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.feature{background:#fff;border:1px solid var(--line);border-radius:18px;padding:22px}.feature b{display:block;font-size:18px;margin:11px 0 7px}.iconbox{width:42px;height:42px;border-radius:12px;background:#eef4ff;color:#175cd3;display:grid;place-items:center;font-weight:900}.pricing-box{display:grid;grid-template-columns:1fr .75fr;gap:22px;background:#0b1220;color:#fff;border-radius:28px;padding:30px;box-shadow:var(--shadow)}.pricing-box input[type=range]{width:100%;accent-color:#60a5fa}.qty-big{font-size:58px;font-weight:900;letter-spacing:-.05em}.price-card{background:#fff;color:var(--ink);border-radius:20px;padding:24px}.price-total{font-size:36px;font-weight:900;letter-spacing:-.04em}.price-unit{color:var(--muted)}.tier-row{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;margin-top:18px}.tier{padding:12px;border:1px solid rgba(255,255,255,.15);border-radius:12px;color:#cbd5e1;font-size:13px}.footer{background:#0b1220;color:#98a2b3;padding:36px 0}.footer .brand{color:#fff}.form-card{background:#fff;border:1px solid var(--line);border-radius:20px;padding:24px;box-shadow:var(--shadow)}label{display:block;font-weight:750;margin:12px 0 6px}input,select,textarea{width:100%;padding:12px 13px;border:1px solid #d0d5dd;border-radius:11px;background:#fff;font:inherit;outline:none}input:focus,select:focus,textarea:focus{border-color:#84adff;box-shadow:0 0 0 3px #eef4ff}.grid2{display:grid;grid-template-columns:1fr 1fr;gap:14px}.notice{padding:12px 14px;border-radius:12px;margin:12px 0}.notice.ok{background:#ecfdf3;color:#027a48}.notice.err{background:#fef3f2;color:#b42318}.muted{color:var(--muted)}@media(max-width:900px){.hero-grid,.pricing-box{grid-template-columns:1fr}.feature-grid{grid-template-columns:1fr 1fr}.nav-links a:not(.btn){display:none}}@media(max-width:640px){.hero{padding-top:42px}.feature-grid,.grid2,.tier-row{grid-template-columns:1fr}.hero h1{font-size:44px}.site-nav{height:64px}.container{width:min(100% - 24px,1180px)}}